Final answer:
Businesses have embraced podcasting to distribute legal information that doesn't require interaction. Podcasting has become popular due to factors such as celebrity hosts and investment from large companies like Spotify.
Step-by-step explanation:
Podcasting has become popular among businesses as a way to broadcast legal information without requiring direct interaction. For example, companies use podcasts to share HR policies that can be accessed on demand. Podcasting has experienced significant growth due to factors such as the involvement of celebrity hosts, investment from large companies like Spotify, and the rise of smart speakers.